package m5_topic;

import com.rabbitmq.client.*;

import java.io.IOException;
import java.util.Scanner;

public class Consumer {
    public static void main(String[] args) throws Exception {
        ConnectionFactory f = new ConnectionFactory();
        f.setHost("192.168.64.140"); //www.wht6.cn
        f.setPort(5672); //默认端口可以省略
        f.setUsername("admin");
        f.setPassword("admin");
        // f.setVirtualHost("/xxxx");

        Channel c = f.newConnection().createChannel();

        // 1.定义随机队列 2.定义交换机  3.用绑定键绑定
        String queue = c.queueDeclare().getQueue();//由rabbitmq服务器自动命名，非持久，独占，自动删除
        c.exchangeDeclare("topic_logs", BuiltinExchangeType.TOPIC);
        System.out.println("输入绑定键，用空格隔开：");
        String s = new Scanner(System.in).nextLine();
        String[] a = s.split("\\s+");
        for (String key:a) {
            c.queueBind(queue, "topic_logs", key);
        }

        DeliverCallback deliverCallback = new DeliverCallback() {
            @Override
            public void handle(String consumerTag, Delivery message) throws IOException {
                String msg = new String(message.getBody());
                String key = message.getEnvelope().getRoutingKey();
                System.out.println("收到： "+msg+" - "+key);
            }
        };
        CancelCallback cancelCallback = new CancelCallback() {
            @Override
            public void handle(String consumerTag) throws IOException {
            }
        };

        c.basicConsume(queue, true, deliverCallback, cancelCallback);

    }
}
